Polyethylene wood plastic material and preparation method thereof
A technology of wood-plastic materials and polyethylene, which is applied in the field of wood-plastic materials and can solve problems such as poor wear resistance
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Embodiment 1
[0020] The polyethylene wood-plastic material is prepared from the following raw materials in parts by mass: wood flour: 150 parts, coupling agent: 1.0 parts, paraffin wax: 1.0 parts, zinc stearate: 1.8 parts, antioxidant 1010: 0.14 parts, UV-531: 0.09 parts, antioxidant 168: 0.14 parts, PE plastic: 36 parts. The coupling agent is a silane coupling agent.
[0021] Mix the auxiliary materials, stir and mix evenly; first mix the raw materials and auxiliary materials at 40°C for 1 hour, then mix at 80°C for 2 hours, and then mix at 30°C for 1 hour; the mixed materials are granulated, and the temperature in the fourth zone is controlled at 100°C; extrusion molding, the temperature of the four zones is controlled at 90°C.
[0022] The bending strength is 22.3MPa, the tensile breaking stress is 12.5MPa, the nail holding force is 2756N, the compressive strength is 28.6MPa, the water absorption rate is 0.8%, the resistance to cold and heat cycle dimensional change is ±0.05mm, the imp...
Embodiment 2
[0024] The polyethylene wood-plastic material is prepared from the following raw materials in parts by mass: wood powder: 100 parts, coupling agent: 1.0 part, paraffin wax: 1.0 part, zinc stearate: 1.0 part, antioxidant 1010: 0.1 part, UV-531: 0.05 parts, antioxidant 168: 0.1 parts, PE plastic: 20 parts. The coupling agent is a silane coupling agent.
[0025] Mix the auxiliary materials, stir and mix evenly; first mix the raw materials and auxiliary materials at 40-60°C for 1-2h, then mix at 80-100°C for 2-5 hours, and then mix at 30-45°C for 1-2h; mix The final material is granulated, and the temperature in the fourth zone is controlled at 100-120°C; for extrusion molding, the temperature in the fourth zone is controlled at 90-110°C.
[0026] The bending strength is 22.9MPa, the tensile breaking stress is 12.6MPa, the nail holding force is 2744N, the compressive strength is 28.5MPa, the water absorption rate is 0.9%, the dimensional change of resistance to cold and hot cycle...
Embodiment 3
[0028] Wood flour: 200 parts, coupling agent: 3.0 parts, paraffin wax: 3.0 parts, zinc stearate: 3.0 parts, antioxidant 1010: 0.2 parts, UV-531: 0.2 parts, antioxidant 168: 0.2 parts, PE Plastic: 50 servings. The coupling agent is a silane coupling agent.
[0029] Mix the auxiliary materials, stir and mix evenly; first mix the raw materials and auxiliary materials at 40-60°C for 1-2h, then mix at 80-100°C for 2-5 hours, and then mix at 30-45°C for 1-2h; mix The final material is granulated, and the temperature in the fourth zone is controlled at 100-120°C; for extrusion molding, the temperature in the fourth zone is controlled at 90-110°C.
[0030] The bending strength is 22.9MPa, the tensile breaking stress is 12.8MPa, the nail holding force is 2758N, the compressive strength is 28.9MPa, the water absorption rate is 0.85%, the resistance to cold and heat cycle dimensional change is ±0.05mm, the impact of falling ball at room temperature is 9.2mm, formaldehyde The release am...
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